[Bug rtl-optimization/51771] trans-mem: abnormal edges get lost or corrupted

[torvald at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51771

--- Comment #1 from torvald at gcc dot gnu.org 2012-01-05 23:48:36 UTC ---
Author: torvald
Date: Thu Jan  5 23:48:30 2012
New Revision: 182937

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182937
Log:
Mark transaction begin as returns-twice.

    PR rtl-optimization/51771
    gcc/
    * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST):
    New.
    * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtin-attrs.def
    trunk/gcc/gtm-builtins.def